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iv
Curtis 1268 Manual,
Rev. D
Field Max
Negative Field Maximum
Field Map Start / Negative Field Map Start
Field Map End / Negative Field Map End
Field Ramp / Negative Field Ramp
Field Direction Swap
Fault Parameters .................................................................26
KSI SRO Enable
Mode After KSI
Overvoltage
Low Voltage
Warning Option
Output Driver Parameters ..................................................28
Auxiliary Driver Mode
Auxiliary Pull-In Voltage
Auxiliary Holding Voltage
Electromagnetic Brake Delay
Electromagnetic Brake Speed Check
Electromagnetic Brake at Speed Value
Driver Overcurrent Detection
4. INSTALLATION CHECKOUT .............................................31
5. TUNING GUIDE ..................................................................33
Major Tuning .....................................................................33
1
Tuning the active throttle range ..............................33
2
Calibrating the controller speed measurement ........35
3
Tuning the controller to the motor ........................35
4
Equalizing loaded and unloaded vehicle speed .......38
5
Confirming loaded vehicle speed on downhill ........39
Fine Tuning ........................................................................40
6
Response to increased throttle ................................40
7
Response to full throttle release ..............................41
8
Transitioning from flat ground to downhill ............43
9
Hill climbing ..........................................................43
bk
WalkAway
™
braking ...............................................44
bl
Low-speed field braking .........................................44
bm
EM brake operation ...............................................45
6. DIAGNOSTICS AND TROUBLESHOOTING ....................47
7. MAINTENANCE ...................................................................50
APPENDIX
A
Vehicle Design Considerations
APPENDIX
B
Programming Devices & Menus
APPENDIX
C
Programmable Parameter Index
APPENDIX
D
Specifications, 1268 Controller
CONTENTS